Всесоюзний Науково-Дослідний Проектно-Конструкторський І Технологічний Інститут Вибухозахищеного І Рудничного Електрообладнання
Всесоюзный Научно-Исследовательский Проектно-Конструкторский И Технологический Институт Силовых Полупроводниковых Приборов
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Application filed by Всесоюзний Науково-Дослідний Проектно-Конструкторський І Технологічний Інститут Вибухозахищеного І Рудничного Електрообладнання, Всесоюзный Научно-Исследовательский Проектно-Конструкторский И Технологический Институт Силовых Полупроводниковых ПриборовfiledCriticalВсесоюзний Науково-Дослідний Проектно-Конструкторський І Технологічний Інститут Вибухозахищеного І Рудничного Електрообладнання
Priority to UA4363465ApriorityCriticalpatent/UA11854A1/en
Publication of UA11854A1publicationCriticalpatent/UA11854A1/en
The invention relates to electrical equipment. The device comprises a temperature-sensing device, arranged on the mercurous contactor switch and a final control element. It is provided for an active voltage divider and a dual-threshold voltage comparator, the voltage divider being meant for connection to the electric power supply, the output is connected to a comparator voltage input, the output being connected to a final control element and the contact of the temperature-sensing device is connected in parallel to the voltage divide output.
UA4363465A1988-01-121988-01-12Device for thermal protection of electric installation
UA11854A1
(en)
Switching arrangement for switching on and off major consumer power in an alternating current circuit with several spaced switches for switching-on power for preset periods determined by an electric circuit
Electronic sorter which can be calibrated for the control of the supply of electrical loads, for protection from short circuits and accidental contact of a direct nature with power networks